Across
- 3. a noncellular organism that infects people to reproduce
- 6. the part of a plant cell that gives it its colour
- 7. a type of cell without a cell wall
- 8. a type of cell with tentacle-like arms
Down
- 1. the study of living things
- 2. the most important part in human reproduction
- 4. a type of cell with chloroplasts
- 5. used to fertilise eggs